11660401102166 has 8 divisors (see below), whose sum is σ = 17490621254400. Its totient is φ = 5830194017368.

The previous prime is 11660401102157. The next prime is 11660401102219. The reversal of 11660401102166 is 66120110406611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600941 + ... + 4866408.

It is an arithmetic number, because the mean of its divisors is an integer number (2186327656800).

Almost surely, 2^{11660401102166} is an apocalyptic number.

11660401102166 is a deficient number, since it is larger than the sum of its proper divisors (5830220152234).

11660401102166 is a wasteful number, since it uses less digits than its factorization.

11660401102166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6533718.

The product of its (nonzero) digits is 10368, while the sum is 35.

Adding to 11660401102166 its reverse (66120110406611), we get a palindrome (77780511508777).

The spelling of 11660401102166 in words is "eleven trillion, six hundred sixty billion, four hundred one million, one hundred two thousand, one hundred sixty-six".